Available now exclusively from ALANS BMX, a complete Old School powerdisc set up complete with chainring and bolt, all assembled by us ready for you put onto your crank.

23.8mm bore to fit one piece cranks. We do sell a Top Hat Sprocket Adaptor that allows you to fit this one 3 piece cranks with a 19 or 22mm spindle . 

110BCD Chainring
Alloy old school BMX style chainring.
Machined 3/32" teeth so these fit narrow race chains as well as regular 1/8" BMX chains. 
Black, Blue, Gold, Red, Silver.
Standard 44T to use with 16T freewheel on a 20" wheel bike. 

Neptune BMX Powderdisc
CNC-machined aluminium in anodised silver, black, red, blue or gold. 
23.8mm bore to fit one piece cranks. We do sell a Top Hat Sprocket Adaptor that allows you to fit this one 3 piece cranks with a 19 or 22mm spindle.
CNC Machined 6061 Aluminum
Laser-etch logos on backside.
Fits 1-piece cranks with no need for an adaptor.
Will fit 19mm spindle 3-piece cranks with adaptor that we sell. 
Made in the USA 

ID Chainring Bolts
Chrome plated.
6.5mm. 

All assembled by us to save you time at your end.  

Perfect for your Old School BMX: Torker Robinson GT Haro Skyway JMC SE Patterson Hutch CW Diamond Back Raleigh Burner Tioga Ammaco Dyno Auburn GHP Kuwahara MCS Jag Elf Panda CYC Race Inc GJS Redline Cook Bros Webco DG Tange Powerlite MRD Curtis VDC Vincent Mongoose Patterson Pro Neck Huffy Schwinn Etc

Any questions? Call us on 01942 826598.